For more than 30 years the U.S. Veterans who own and work at Masterbolt in Elyria, Ohio have been manufacturing and supplying Military Spec or Mil-Spec fasteners and components to
The United States Armed Forces and other business around the world. We take great pride in providing these Mil-Spec Bolts, Nuts, Screws, Rivets, Washers and more.
Our Quality Assurance programs or QA programs ( Including MIL-I-45208A ) insure the highest quality hardware at the lowest possible costs to our customers.

We are a domestic manufacture of Mil-Spec fasteners and hardware that
works right the first time and every time. We can supply American Made Mil-Spec Hardware to all branches of the US Military including the US Navy, The US Army, The US Marines and The US Coast Guard. As we like to say: